The OH-T-00110-15 from A-Info is a Directional Coupler with Frequency 0.001 to 1.0 GHz, Coupling 15 dB, Coupling Variation ±0.5 dB, Directivity 4 dB, Insertion Loss 1.9 dB. Tags: Module with Connectors. More details for OH-T-00110-15 can be seen below.